Home / 349,890.20-524,900.10-113,240.60

Finding the Fourth Proportional to 349,890.20, 524,900.10 and 113,240.60

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Solution

The fourth proportional to 349,890.20, 524,900.10 and 113,240.60 is: 169,881.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,890.20 : 524,900.10 = 113,240.60 : x
  2. Step 2: Convert to fraction form
    349,890.20/524,900.10 = 113,240.60/x
  3. Step 3: Cross multiply
    349,890.20x = 524,900.10 × 113,240.60
  4. Step 4: Simplify right side
    349,890.20x = 59,440,002,264.06
  5. Step 5: Solve for x
    x = 59,440,002,264.06/349,890.20
  6. Step 6: Final answer
    x = 169,881.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.